Intellectual property and complex litigation law firm Patterson + Sheridan LLP is pleased to announce John H. Barr, Jr., partner in the Houston office, has again been recognized as a leading lawyer by Chambers USA 2019. Barr has been ranked as a leading lawyer in intellectual property by Chambers USA since 2010.

According to Chambers USA, Barr was “noted for his representation of clients in the energy and chemical manufacturing sectors in patent infringement litigation. He is an experienced litigator at both trial and appellate level.”

With nearly 30 trials, arbitrations and appeals over the course of his career, Barr has handled matters in courts throughout the United States. He has engaged in a variety of significant matters including multi-million dollar cases related to patent infringement, trade secrets, Hatch-Waxman, breach of contract, products liability, fiduciary litigation, oil and gas, and environmental litigation.

Chambers USA ranks the top lawyers and law firms across all the United States of America. Chambers rankings are assessed by an experienced team of Chambers researchers. Individual lawyers are ranked in their practice-area(s) on the basis of their legal knowledge and experience, their ability, their effectiveness and their client-service.

Patterson + Sheridan LLP is an intellectual property and complex litigation law firm with 80 attorneys located in seven offices in Texas, California, North Carolina, and New Jersey. The firm offers a broad range of services, including preparing and prosecuting patent applications; complex litigation, including IP, business, and criminal litigation; post-grant proceedings and actions; and providing counseling and strategic insight to clients in a wide variety of industries. Patterson + Sheridan celebrated its 20th anniversary in 2016. More information about the firm can be found at pattersonsheridan.com.